cloudless

adj.

无云的，晴朗的；

adv.

无云地，晴朗地；

1. The sky is quite blue and cloudless.
   天空蔚蓝,明净无云。
2. The sun shone brightly in a cloudless sky.
   太阳在无云的天空中明亮地照耀着。
3. It's a cloudless day today.
   今天天气晴朗。
4. My friends and I went to the park together on a cloudless day.
   在一个晴朗的天气里，我和朋友们一起去公园。

Building Rome on a Cloudless DayBuilding Rome on a Cloudless DayBuilding Rome on a Cloudless Day ( ECCV 2010 )A Preliminary Cloudless Standard Atmosphere for Radiation ComputationA Simple Spectral Solar Irradiance Model For Cloudless Maritime AtmospheresA model for solar spectral irradiance and radiance at the bottom and top of a cloudless atmosphereREST2: High-performance solar radiation model for cloudless-sky irradiance, illuminance, and photosynthetically active radiation – ...A set of equations for full spectrum and 8- to 14-μm and 10.5- to 12.5-μm thermal radiation from cloudless skiesSpectral actinic flux in the lower troposphere: measurement and 1-D simulations for cloudless, broken cloud and overcast situationsA set of equations for the full spectrum and 8- and 14-micron and 10.5- to 12.5 thermal radiation from cloudless skies